https://community.nxp.com/t5/Other-NXP-Products/TJA1021/m-p/1406451#M13130 <P>TJA1021如何判断外部是3.3V或者5V系统</P> Fri, 28 Jan 2022 07:07:43 GMT she 2022-01-28T07:07:43Z https://community.nxp.com/t5/Other-NXP-Products/TJA1021/m-p/1406451#M13130 <P>TJA1021如何判断外部是3.3V或者5V系统</P> Fri, 28 Jan 2022 07:07:43 GMT https://community.nxp.com/t5/Other-NXP-Products/TJA1021/m-p/1406451#M13130 she 2022-01-28T07:07:43Z https://community.nxp.com/t5/Other-NXP-Products/TJA1021/m-p/1406551#M13132 <P>Hi,</P> <P>See below an extract from our AH1103 <SPAN>which is available for download from DocStore (NDA required) if needed:</SPAN><BR clear="none" /><A href="https://www.docstore.nxp.com/products?path=/content/docstore/product-hierarchy/Vehicle-Networking-/LIN/TJA1021" target="_blank">https://www.docstore.nxp.com/products?path=/content/docstore/product-hierarchy/Vehicle-Networking-/LIN/TJA1021</A></P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="4.2.JPG" style="width: 656px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/169130iEEE4E83726E6087B/image-size/large?v=v2&amp;px=999" role="button" title="4.2.JPG" alt="4.2.JPG" /></span></P> <P>&nbsp;</P> <P>Best regards,</P> <P>Tomas</P> <P>&nbsp;</P> Fri, 28 Jan 2022 09:43:41 GMT https://community.nxp.com/t5/Other-NXP-Products/TJA1021/m-p/1406551#M13132 TomasVaverka 2022-01-28T09:43:41Z